diff --git a/modules/gdscript/gd_script.cpp b/modules/gdscript/gd_script.cpp
index f840f7a9aad..b9d5910ea7e 100644
--- a/modules/gdscript/gd_script.cpp
+++ b/modules/gdscript/gd_script.cpp
@@ -2687,6 +2687,7 @@ void GDScriptLanguage::get_reserved_words(List<String> *p_words) const  {
 		"false",
 		"float",
 		"int",
+		"bool",
 		"null",
 		"PI",
 		"self",